OFDM_4QAM

用MATLAB实现OFDM技术的仿真 用MATLAB实现OFDM技术的仿真(ofdm)

Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment

多元线性回归,包含了具体的检验系数和输入输出，很有用(MultiLineRegression)

MATLAB经典算法程序,包括：数据分析，方程(组)解法，插值、拟合、规划问题，绘图等功能 (Classical algorithm MATLAB program, including: data analysis, equation (group) method, interpolation, fitting, planning, mapping and other functions)

说明：  用matlab编的小程序，希望对大家有所帮助！(using Matlab series of small programs, we hope to help!)

This code includes Maximum Variation Methods for Spectral Estimation of SAR Image

利用时频分析的方法分析一段语音信号的时频特征，并进行降采样等处理，可直接运行(When the time-frequency analysis method to analyze the frequency of use of a voice signal characteristics, and down-sampling and other treatment, can be directly run)

粒子图像分割及匹配均为自行编制的子例程，三相光伏逆变并网的仿真，包含了阵列信号处理的常见算法，分析了该信号的时域、频域、倒谱，循环谱等,在matlab R2009b调试通过，Matlab实现界面友好，基于互功率谱的时延估计。( Particle image segmentation and matching subroutines themselves are prepared, Three-phase photovoltaic inverter and network simulation, Contains a common array signal processing algorithm, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. In matlab R2009b debugging through, Matlab to achieve user-friendly, Based on the time delay estimation of power spectrum.)

用于产生Frank多相编码复数序列，然后将得到的编码做相关(generate code and make it throngh matched filter)

this file is about devloping a apllication for automatic number plate recognition